Fig. 1: Who should be tested for osteoporosis? (Note: *4 cm historical height loss; 2 cm prospective height loss [Grade D]. †Low to moderate: 2.5–7.5 mg prednisone/day; moderate to high: > 7.5 mg prednisone/day. ‡See Fig. 2. ¶Central DXA = spine and hip. **As defined by the World Health Organization.)